Answer & Explanation Option: [C]
Let the two numbers be x and (x+1) respectively
So, x(x+1) = 8372
x2 + x - 8372 = 0
x2 + 92x - 91x -8372 = 0
(x + 92)(x - 91) = 0
x = 91
Hence the two numbers are 92 and 91 and the smaller number is 91